package com.aust.furniture.controller;

import com.aust.furniture.common.ResultMapUtil;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.authc.IncorrectCredentialsException;
import org.apache.shiro.authc.UnknownAccountException;
import org.apache.shiro.authc.UsernamePasswordToken;
import org.apache.shiro.subject.Subject;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

@Controller
public class UserController {
//    转向登录页面
    @RequestMapping(value = "/login")
    public String login(){

        return "/login";
    }
//    判断用户是否登陆成功
    @RequestMapping(value = "/toLogin")
    @ResponseBody
    public Object toLogin(String username,String password){
        if(username==null||password==null){
            return ResultMapUtil.getHashMapLogin("用户名密码不能为空","2");
        }
        Subject subject = SecurityUtils.getSubject();
        UsernamePasswordToken token = new UsernamePasswordToken(username,password);
        try{
            subject.login(token);
        }catch (UnknownAccountException e){
            return ResultMapUtil.getHashMapLogin("用户名不存在","2");
        }catch (IncorrectCredentialsException e){
            return ResultMapUtil.getHashMapLogin("密码错误","2");
        }
        return ResultMapUtil.getHashMapLogin("验证成功","1");
    }
    //    转向后台管理首页
    @RequestMapping(value = "/index")
    public String index(){

        return "/index";
    }
    //    退出登录
    @RequestMapping(value = "/logout")
    public String logout(){
        Subject subject = SecurityUtils.getSubject();
        subject.logout();

        return "redirect:/login";
    }
}
